| 释义 |
●ˌknock sth ˈout1. ➡ knock sth off (1) ◆ (informal) Can you knock out a quick report for me?
你能不能给我赶写一份报告？2. to remove sth with a hard blow 使劲打落；猛敲掉◆She knocked out her front teeth in the fall.
她摔了一跤，磕掉了门牙。OBJ teeth3. to stop a machine, system, etc. from working 使（机器、系统等）停止运转◆The hurricane knocked out power to over a million customers.
飓风使一百多万用户用电中断。◆Scientists are now able to knock out this gene.
科学家现在能够剔除这一基因。[v + adv + n] [v + n/pron + adv] |